1) Adjusting dynamical pressure
变速压
2) variable-voltage speed regulation
变压调速
1.
This paper introduces three types of elevator s AC speed regulation (variable-electrode speed regulation, variable-voltage speed regulation and variable-frequency and variable-voltage speed regulation) and their features.
介绍了电梯交流调速的3种类型(变极调速、变压调速和变频变压调速)及其特点。
3) shift pressure
变速压力
4) VWRS
变压变速法
5) Press with variable speed
变速压力机
6) hydraulic transmission
液压变速箱
补充资料:冲击波超压与动压